private TopLevelTransaction ActiveTransaction()
{
ThreadToStatementContextBridge bridge = Db.DependencyResolver.resolveDependency(typeof(ThreadToStatementContextBridge));
KernelTransaction kernelTransaction = bridge.GetKernelTransactionBoundToThisThread(false);
return(kernelTransaction == null ? null : new TopLevelTransaction(kernelTransaction));
}
private static void CheckLabelCounts(GraphDatabaseAPI db)
{
using (Transaction ignored = Db.beginTx())
{
Dictionary <Label, long> counts = new Dictionary <Label, long>();
foreach (Node node in Db.AllNodes)
{
foreach (Label label in node.Labels)
{
long?count = counts[label];
if (count != null)
{
counts[label] = count + 1;
}
else
{
counts[label] = 1L;
}
}
}
ThreadToStatementContextBridge bridge = Db.DependencyResolver.resolveDependency(typeof(ThreadToStatementContextBridge));
KernelTransaction kernelTransaction = bridge.GetKernelTransactionBoundToThisThread(true);
foreach (KeyValuePair <Label, long> entry in Counts.SetOfKeyValuePairs())
{
assertEquals(entry.Value.longValue(), kernelTransaction.DataRead().countsForNode(kernelTransaction.TokenRead().nodeLabel(entry.Key.name())));
}
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void batchInserterShouldUseConfiguredIndexProvider() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void BatchInserterShouldUseConfiguredIndexProvider()
{
Config config = Config.defaults(stringMap(default_schema_provider.name(), _schemaIndex.providerName()));
BatchInserter inserter = NewBatchInserter(config);
inserter.CreateDeferredSchemaIndex(TestLabels.LABEL_ONE).on("key").create();
inserter.Shutdown();
GraphDatabaseService db = GraphDatabaseService(config);
AwaitIndexesOnline(db);
try
{
using (Transaction tx = Db.beginTx())
{
DependencyResolver dependencyResolver = (( GraphDatabaseAPI )db).DependencyResolver;
ThreadToStatementContextBridge threadToStatementContextBridge = dependencyResolver.ResolveDependency(typeof(ThreadToStatementContextBridge));
KernelTransaction kernelTransaction = threadToStatementContextBridge.GetKernelTransactionBoundToThisThread(true);
TokenRead tokenRead = kernelTransaction.TokenRead();
SchemaRead schemaRead = kernelTransaction.SchemaRead();
int labelId = tokenRead.NodeLabel(TestLabels.LABEL_ONE.name());
int propertyId = tokenRead.PropertyKey("key");
IndexReference index = schemaRead.Index(labelId, propertyId);
assertTrue(UnexpectedIndexProviderMessage(index), _schemaIndex.providerName().contains(index.ProviderKey()));
assertTrue(UnexpectedIndexProviderMessage(index), _schemaIndex.providerName().contains(index.ProviderVersion()));
tx.Success();
}
}
finally
{
Db.shutdown();
}
}
private int GetPropertyIdByName(string name)
{
ThreadToStatementContextBridge transactionStatementContextBridge = TransactionStatementContextBridge;
KernelTransaction ktx = transactionStatementContextBridge.GetKernelTransactionBoundToThisThread(true);
using (Statement ignore = ktx.AcquireStatement())
{
return(ktx.TokenRead().propertyKey(name));
}
}
private static void CheckGlobalNodeCount(Store store, GraphDatabaseAPI db)
{
using (Transaction ignored = Db.beginTx())
{
ThreadToStatementContextBridge bridge = Db.DependencyResolver.resolveDependency(typeof(ThreadToStatementContextBridge));
KernelTransaction kernelTransaction = bridge.GetKernelTransactionBoundToThisThread(true);
assertThat(kernelTransaction.DataRead().countsForNode(-1), @is(store.ExpectedNodeCount));
}
}
internal override void LockAcquired(bool exclusive, ResourceType resourceType, params long[] ids)
{
if (!Executed)
{
ThreadToStatementContextBridge bridge = outerInstance.DatabaseRule.resolveDependency(typeof(ThreadToStatementContextBridge));
KernelTransaction ktx = bridge.GetKernelTransactionBoundToThisThread(true);
ktx.SchemaRead().schemaStateFlush();
}
Executed = true;
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldAllowManyLabelsAndPropertyCursor()
public virtual void ShouldAllowManyLabelsAndPropertyCursor()
{
int propertyCount = 10;
int labelCount = 15;
GraphDatabaseAPI db = DbRule.GraphDatabaseAPI;
Node node;
using (Transaction tx = Db.beginTx())
{
node = Db.createNode();
for (int i = 0; i < propertyCount; i++)
{
node.SetProperty("foo" + i, "bar");
}
for (int i = 0; i < labelCount; i++)
{
node.AddLabel(label("label" + i));
}
tx.Success();
}
ISet <int> seenProperties = new HashSet <int>();
ISet <int> seenLabels = new HashSet <int>();
using (Transaction tx = Db.beginTx())
{
DependencyResolver resolver = Db.DependencyResolver;
ThreadToStatementContextBridge bridge = resolver.ResolveDependency(typeof(ThreadToStatementContextBridge));
KernelTransaction ktx = bridge.GetKernelTransactionBoundToThisThread(true);
using (NodeCursor nodes = ktx.Cursors().allocateNodeCursor(), PropertyCursor propertyCursor = ktx.Cursors().allocatePropertyCursor())
{
ktx.DataRead().singleNode(node.Id, nodes);
while (nodes.Next())
{
nodes.Properties(propertyCursor);
while (propertyCursor.Next())
{
seenProperties.Add(propertyCursor.PropertyKey());
}
LabelSet labels = nodes.Labels();
for (int i = 0; i < labels.NumberOfLabels(); i++)
{
seenLabels.Add(labels.Label(i));
}
}
}
tx.Success();
}
assertEquals(propertyCount, seenProperties.Count);
assertEquals(labelCount, seenLabels.Count);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private static void addIndex(org.neo4j.graphdb.GraphDatabaseService database) throws org.neo4j.internal.kernel.api.exceptions.schema.SchemaKernelException
private static void AddIndex(GraphDatabaseService database)
{
using (Transaction transaction = database.BeginTx())
{
DependencyResolver resolver = (( GraphDatabaseAPI )database).DependencyResolver;
ThreadToStatementContextBridge statementBridge = resolver.ProvideDependency(typeof(ThreadToStatementContextBridge)).get();
KernelTransaction kernelTransaction = statementBridge.GetKernelTransactionBoundToThisThread(true);
LabelSchemaDescriptor descriptor = SchemaDescriptorFactory.forLabel(0, 0);
Config config = resolver.ResolveDependency(typeof(Config));
kernelTransaction.IndexUniqueCreate(descriptor, config.Get(GraphDatabaseSettings.default_schema_provider));
transaction.Success();
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void getOrCreateIds() throws org.neo4j.internal.kernel.api.exceptions.KernelException
private void getOrCreateIds()
{
using (Transaction tx = _graphDb.beginTx())
{
ThreadToStatementContextBridge bridge = _graphDb.DependencyResolver.resolveDependency(typeof(ThreadToStatementContextBridge));
TokenWrite tokenWrite = bridge.GetKernelTransactionBoundToThisThread(true).tokenWrite();
_labelId = tokenWrite.LabelGetOrCreateForName("Person");
_relTypeId = tokenWrite.RelationshipTypeGetOrCreateForName("Knows");
_propertyKeyId = tokenWrite.PropertyKeyGetOrCreateForName("name");
_relPropertyKeyId = tokenWrite.PropertyKeyGetOrCreateForName("duration");
tx.Success();
}
}
public Neo4jTransactionalContext(GraphDatabaseQueryService graph, ThreadToStatementContextBridge txBridge, PropertyContainerLocker locker, InternalTransaction initialTransaction, Statement initialStatement, ExecutingQuery executingQuery, Kernel kernel)
{
this._graph = graph;
this._txBridge = txBridge;
this._locker = locker;
this.TransactionType = initialTransaction.TransactionType();
this.SecurityContextConflict = initialTransaction.SecurityContext();
this._executingQuery = executingQuery;
this._transaction = initialTransaction;
this._kernelTransaction = txBridge.GetKernelTransactionBoundToThisThread(true);
this._statement = initialStatement;
this._kernel = kernel;
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void checkKernelStatementOnCheck()
public virtual void CheckKernelStatementOnCheck()
{
InternalTransaction initialTransaction = mock(typeof(InternalTransaction), new ReturnsDeepStubs());
Kernel kernel = mock(typeof(Kernel));
ThreadToStatementContextBridge txBridge = mock(typeof(ThreadToStatementContextBridge));
KernelTransaction kernelTransaction = MockTransaction(_initialStatement);
when(txBridge.GetKernelTransactionBoundToThisThread(true)).thenReturn(kernelTransaction);
Neo4jTransactionalContext transactionalContext = new Neo4jTransactionalContext(null, txBridge, null, initialTransaction, _initialStatement, null, kernel);
transactionalContext.Check();
verify(kernelTransaction).assertOpen();
}
private IDictionary <string, int> GetLabelIdsByName(params string[] names)
{
ThreadToStatementContextBridge transactionStatementContextBridge = TransactionStatementContextBridge;
IDictionary <string, int> labelNameIdMap = new Dictionary <string, int>();
KernelTransaction ktx = transactionStatementContextBridge.GetKernelTransactionBoundToThisThread(true);
using (Statement ignore = ktx.AcquireStatement())
{
TokenRead tokenRead = ktx.TokenRead();
foreach (string name in names)
{
labelNameIdMap[name] = tokenRead.NodeLabel(name);
}
}
return(labelNameIdMap);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldNotAllowCreationOfConstraintsWhenInHA() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldNotAllowCreationOfConstraintsWhenInHA()
{
//noinspection deprecation
GraphDatabaseAPI db = new FakeHaDatabase(this);
ThreadToStatementContextBridge stmtBridge = Db.DependencyResolver.resolveDependency(typeof(ThreadToStatementContextBridge));
using (Transaction ignored = Db.beginTx())
{
KernelTransaction ktx = stmtBridge.GetKernelTransactionBoundToThisThread(true);
try
{
ktx.SchemaWrite().uniquePropertyConstraintCreate(forLabel(1, 1));
fail("expected exception here");
}
catch (InvalidTransactionTypeKernelException e)
{
assertThat(e.Message, containsString("HA"));
}
}
Db.shutdown();
}
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: private java.util.Set<org.neo4j.kernel.api.index.IndexEntryUpdate<?>> createSomeBananas(org.neo4j.graphdb.Label label)
private ISet <IndexEntryUpdate <object> > CreateSomeBananas(Label label)
{
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: java.util.Set<org.neo4j.kernel.api.index.IndexEntryUpdate<?>> updates = new java.util.HashSet<>();
ISet <IndexEntryUpdate <object> > updates = new HashSet <IndexEntryUpdate <object> >();
using (Transaction tx = _db.beginTx())
{
ThreadToStatementContextBridge ctxSupplier = _db.DependencyResolver.resolveDependency(typeof(ThreadToStatementContextBridge));
KernelTransaction ktx = ctxSupplier.GetKernelTransactionBoundToThisThread(true);
int labelId = ktx.TokenRead().nodeLabel(label.Name());
int propertyKeyId = ktx.TokenRead().propertyKey(_key);
LabelSchemaDescriptor schemaDescriptor = SchemaDescriptorFactory.forLabel(labelId, propertyKeyId);
foreach (int number in new int[] { 4, 10 })
{
Node node = _db.createNode(label);
node.SetProperty(_key, number);
updates.Add(IndexEntryUpdate.add(node.Id, schemaDescriptor, Values.of(number)));
}
tx.Success();
return(updates);
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void launchCustomIndexPopulation(java.util.Map<String,int> labelNameIdMap, int propertyId, Runnable customAction) throws Exception
private void LaunchCustomIndexPopulation(IDictionary <string, int> labelNameIdMap, int propertyId, ThreadStart customAction)
{
NeoStores neoStores = NeoStores;
LabelScanStore labelScanStore = LabelScanStore;
ThreadToStatementContextBridge transactionStatementContextBridge = TransactionStatementContextBridge;
using (Transaction transaction = EmbeddedDatabase.beginTx(), KernelTransaction ktx = transactionStatementContextBridge.GetKernelTransactionBoundToThisThread(true))
{
DynamicIndexStoreView storeView = DynamicIndexStoreViewWrapper(customAction, neoStores, labelScanStore);
IndexProviderMap providerMap = IndexProviderMap;
JobScheduler scheduler = JobScheduler;
TokenNameLookup tokenNameLookup = new SilentTokenNameLookup(ktx.TokenRead());
NullLogProvider nullLogProvider = NullLogProvider.Instance;
_indexService = IndexingServiceFactory.createIndexingService(Config.defaults(), scheduler, providerMap, storeView, tokenNameLookup, GetIndexRules(neoStores), nullLogProvider, nullLogProvider, IndexingService.NO_MONITOR, SchemaState, false);
_indexService.start();
_rules = CreateIndexRules(labelNameIdMap, propertyId);
_indexService.createIndexes(_rules);
transaction.Success();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @SuppressWarnings("ConstantConditions") @Test public void neverStopsExecutingQueryDuringCommitAndRestartTx()
public virtual void NeverStopsExecutingQueryDuringCommitAndRestartTx()
{
// Given
KernelTransaction initialKTX = MockTransaction(_initialStatement);
InternalTransaction initialTransaction = mock(typeof(InternalTransaction), new ReturnsDeepStubs());
KernelTransaction.Type transactionType = KernelTransaction.Type.@implicit;
SecurityContext securityContext = SecurityContext.AUTH_DISABLED;
when(initialTransaction.TransactionType()).thenReturn(transactionType);
when(initialTransaction.SecurityContext()).thenReturn(securityContext);
when(initialTransaction.TerminationReason()).thenReturn(null);
QueryRegistryOperations initialQueryRegistry = mock(typeof(QueryRegistryOperations));
ExecutingQuery executingQuery = mock(typeof(ExecutingQuery));
PropertyContainerLocker locker = null;
ThreadToStatementContextBridge txBridge = mock(typeof(ThreadToStatementContextBridge));
Statement secondStatement = mock(typeof(Statement));
KernelTransaction secondKTX = MockTransaction(secondStatement);
InternalTransaction secondTransaction = mock(typeof(InternalTransaction));
when(secondTransaction.TerminationReason()).thenReturn(null);
QueryRegistryOperations secondQueryRegistry = mock(typeof(QueryRegistryOperations));
when(executingQuery.QueryText()).thenReturn("X");
when(executingQuery.QueryParameters()).thenReturn(EMPTY_MAP);
when(_initialStatement.queryRegistration()).thenReturn(initialQueryRegistry);
when(_queryService.beginTransaction(transactionType, securityContext)).thenReturn(secondTransaction);
when(txBridge.GetKernelTransactionBoundToThisThread(true)).thenReturn(initialKTX, initialKTX, secondKTX);
when(secondStatement.QueryRegistration()).thenReturn(secondQueryRegistry);
Kernel kernel = mock(typeof(Kernel));
Neo4jTransactionalContext context = new Neo4jTransactionalContext(_queryService, txBridge, locker, initialTransaction, _initialStatement, executingQuery, kernel);
// When
context.CommitAndRestartTx();
// Then
object[] mocks = new object[] { txBridge, initialTransaction, initialKTX, initialQueryRegistry, secondQueryRegistry, secondKTX };
InOrder order = Mockito.inOrder(mocks);
// (0) Constructor
order.verify(initialTransaction).transactionType();
order.verify(initialTransaction).securityContext();
order.verify(txBridge).getKernelTransactionBoundToThisThread(true);
order.verify(initialTransaction).terminationReason(); // not terminated check
// (1) Collect stats
order.verify(initialKTX).executionStatistics();
// (2) Unbind old
order.verify(txBridge).getKernelTransactionBoundToThisThread(true);
order.verify(txBridge).unbindTransactionFromCurrentThread();
// (3) Register and unbind new
order.verify(txBridge).getKernelTransactionBoundToThisThread(true);
order.verify(secondKTX).acquireStatement();
order.verify(secondQueryRegistry).registerExecutingQuery(executingQuery);
order.verify(txBridge).unbindTransactionFromCurrentThread();
// (4) Rebind, unregister, and close old
order.verify(txBridge).bindTransactionToCurrentThread(initialKTX);
order.verify(initialQueryRegistry).unregisterExecutingQuery(executingQuery);
order.verify(initialTransaction).success();
order.verify(initialTransaction).close();
order.verify(txBridge).unbindTransactionFromCurrentThread();
// (5) Rebind new
order.verify(txBridge).bindTransactionToCurrentThread(secondKTX);
verifyNoMoreInteractions(mocks);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @SuppressWarnings("ConstantConditions") @Test public void rollsBackNewlyCreatedTransactionIfTerminationDetectedOnCloseDuringPeriodicCommit()
public virtual void RollsBackNewlyCreatedTransactionIfTerminationDetectedOnCloseDuringPeriodicCommit()
{
// Given
InternalTransaction initialTransaction = mock(typeof(InternalTransaction), new ReturnsDeepStubs());
KernelTransaction.Type transactionType = KernelTransaction.Type.@implicit;
SecurityContext securityContext = SecurityContext.AUTH_DISABLED;
when(initialTransaction.TransactionType()).thenReturn(transactionType);
when(initialTransaction.SecurityContext()).thenReturn(securityContext);
when(initialTransaction.TerminationReason()).thenReturn(null);
GraphDatabaseQueryService queryService = mock(typeof(GraphDatabaseQueryService));
Statement initialStatement = mock(typeof(Statement));
KernelTransaction initialKTX = MockTransaction(initialStatement);
QueryRegistryOperations initialQueryRegistry = mock(typeof(QueryRegistryOperations));
ExecutingQuery executingQuery = mock(typeof(ExecutingQuery));
PropertyContainerLocker locker = new PropertyContainerLocker();
ThreadToStatementContextBridge txBridge = mock(typeof(ThreadToStatementContextBridge));
Statement secondStatement = mock(typeof(Statement));
KernelTransaction secondKTX = MockTransaction(secondStatement);
InternalTransaction secondTransaction = mock(typeof(InternalTransaction));
when(secondTransaction.TerminationReason()).thenReturn(null);
QueryRegistryOperations secondQueryRegistry = mock(typeof(QueryRegistryOperations));
when(executingQuery.QueryText()).thenReturn("X");
when(executingQuery.QueryParameters()).thenReturn(EMPTY_MAP);
Mockito.doThrow(typeof(Exception)).when(initialTransaction).close();
when(initialStatement.QueryRegistration()).thenReturn(initialQueryRegistry);
when(queryService.BeginTransaction(transactionType, securityContext)).thenReturn(secondTransaction);
when(txBridge.GetKernelTransactionBoundToThisThread(true)).thenReturn(initialKTX, initialKTX, secondKTX);
when(txBridge.Get()).thenReturn(secondStatement);
when(secondStatement.QueryRegistration()).thenReturn(secondQueryRegistry);
Kernel kernel = mock(typeof(Kernel));
Neo4jTransactionalContext context = new Neo4jTransactionalContext(queryService, txBridge, locker, initialTransaction, initialStatement, executingQuery, kernel);
// When
try
{
context.CommitAndRestartTx();
throw new AssertionError("Expected RuntimeException to be thrown");
}
catch (Exception)
{
// Then
object[] mocks = new object[] { txBridge, initialTransaction, initialQueryRegistry, initialKTX, secondQueryRegistry, secondKTX, secondTransaction };
InOrder order = Mockito.inOrder(mocks);
// (0) Constructor
order.verify(initialTransaction).transactionType();
order.verify(initialTransaction).securityContext();
order.verify(txBridge).getKernelTransactionBoundToThisThread(true);
order.verify(initialTransaction).terminationReason(); // not terminated check
// (1) Collect statistics
order.verify(initialKTX).executionStatistics();
// (2) Unbind old
order.verify(txBridge).getKernelTransactionBoundToThisThread(true);
order.verify(txBridge).unbindTransactionFromCurrentThread();
// (3) Register and unbind new
order.verify(txBridge).getKernelTransactionBoundToThisThread(true);
order.verify(secondKTX).acquireStatement();
order.verify(secondQueryRegistry).registerExecutingQuery(executingQuery);
order.verify(txBridge).unbindTransactionFromCurrentThread();
// (4) Rebind, unregister, and close old
order.verify(txBridge).bindTransactionToCurrentThread(initialKTX);
order.verify(initialQueryRegistry).unregisterExecutingQuery(executingQuery);
order.verify(initialTransaction).success();
order.verify(initialTransaction).close();
order.verify(txBridge).bindTransactionToCurrentThread(secondKTX);
order.verify(secondTransaction).failure();
order.verify(secondTransaction).close();
order.verify(txBridge).unbindTransactionFromCurrentThread();
verifyNoMoreInteractions(mocks);
}
}
